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Dynamic Information Storage Or Retrieval > Control Of Storage Or Retrieval Operation By A Control Signal To Be Recorded Or Reproduced > Mechanism Control By The Control Signal

Mechanism Control By The Control Signal

Mechanism Control By The Control Signal patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

10/11/07 - 20070237045 - Information record controlling apparatus, information record controlling method, information reproduction controlling apparatus, information reproduction controlling method, information recording medium, information record controlling program, and informa
To provide an information record controlling apparatus which can move and record recorded information more efficiently, and more efficiently administrate move and record. In the information recording and reproducing apparatus 1, CPU 2 administrates and controls recorded information, which is constituted by a plurality of information units. Further, the CPU ...

03/29/07 - 20070070843 - Optical recording medium, recording/reproduction apparatus, recording method, and recording/reproduction method
An optical recording medium provided with one or a plurality of recording layers includes an adjustment data recording area for recording therein adjustment data used for adjusting focus or spherical aberration of laser light used for recording/reproduction, the adjustment data recording area being disposed at a predetermined position on each ...

11/16/06 - 20060256684 - Optical information recording and reproducing apparatus
Provided is an optical information recording and reproducing apparatus, including: a circuit for recording information on an information recording medium or reproducing the information recorded thereon; a storing circuit for storing linear velocities for the information recording medium based on power consumption at recording and reproduction; and a setting circuit ...

06/15/06 - 20060126466 - Information recording apparatus, information reproducing apparatus, information recording method, and information reproducing method with an improved track jump performance
An optical disc reproducing apparatus and an optical disc recording apparatus for reproducing an optical disc. The apparatus includes an optical pickup unit for irradiating a laser beam to the optical disc, an optical pickup drive unit for moving the optical pickup in the radial direction of the optical disc, ...

06/01/06 - 20060114784 - Optical disc drive and method for adjusting working speed
An optical disc drive and the method for adjusting the working speed are disclosed. In the present method, the user decides the highest working speed in advance. Then, in response to an initiation event, the optical disc drive chooses one of the highest working speed and the pre-determined standard working ...

05/18/06 - 20060104175 - Method of selecting recording speed and recorder thereof
A recorder including an optical pick up head and a processor can provide a number of recording speeds for recording an optical disc. The optical pick up head is for recording the optical disc while the processor for controlling the optical pick up head to perform an optimum power calibration ...

04/13/06 - 20060077833 - Control system for a disk device
A control system for a disk device is integrated into the control unit of a host. The control unit transmits a control signals to the control system. The control system transfers the control signals to a signal transferor, and outputs information signal to the control unit. By receiving the control ...

04/13/06 - 20060077832 - Method and apparatus for controlling reproduction speed of an optical disk
A method and apparatus for controlling reproduction speed of an optical disk are provided. The method for controlling reproduction speed of an optical disk includes checking whether a read command has been received, and examining whether the received read command is intended for performance evaluation based on the number of ...

03/30/06 - 20060067190 - Writing method for optical disc, processing method for information, optical disc apparatus, and information processing apparatus
A writing method for an optical disc to optimize a writing speed, wherein a spiral track on the optical disc is divided into a plurality of zones, and different CLV writing speeds are used for performing a ZCLV writing to the zones respectively. The writing method comprises steps of: setting ...

03/02/06 - 20060044971 - Writing data to an optical disc
When writing data to an optic disc with a constant linear velocity, and encountering a disc error, data is written into the defect management area of the disc without changing the rotational speed of the disc, or at least without changing the rotational speed of the disc sufficiently to maintain ...

02/09/06 - 20060028941 - Information disc recording/playback apparatus, and vibration detection method for information disc recording/playback apparatus
The present invention provides an information disc recording/playback apparatus which includes a track cross detection means (112), a track cross direction detection means (113), a rotation angle detection means (114), and a count means (115), detects the track pitch of a disc, evaluates the vibration amount, or vibration speed, or ...

12/29/05 - 20050286372 - Optical recording method and apparatus with different recording rates
An optical recording method and apparatus with different recording rates are provided for effectively increasing the average recording rate. The optical recording method includes the steps of: controlling a recording rate with a constant linear velocity (CLV) control mode; recording data; judging whether the recording rate has to be increased ...

12/29/05 - 20050286371 - Disk drive apparatus
A disk drive apparatus drives, by means of a motor, a disk mounted thereon so as to reproduce signals recorded in the disk. The disk drive apparatus has an edge detecting unit for generating an edge signal XEG indicating a timing of phase switching, in accordance with a plurality of ...

12/29/05 - 20050286370 - Disk apparatus, information recording and reproducing method, and disk rotation speed control method
A disk apparatus is provided capable of reducing the change in the rotational speed of the disk during a (block) replacement process and thereby ensuring that each (block) replacement operation can be quickly initiated. In a (block) replacement process, the disk apparatus determines whether the rotational speed of the disk ...

12/15/05 - 20050276186 - Positioning device
A positioning device capable of performing accurate positioning of holograms formed on a recording medium is disclosed. The positioning device includes a rotation driving unit for rotating a disk-shaped recording medium in a peripheral direction, a horizontal driving unit for moving the recording medium in a horizontal direction. The positioning ...

12/01/05 - 20050265179 - Optical disk apparatus and rotation speed control method thereof
An optical disk apparatus is disclosed which can suppress excessive reduction of recording speed on the inner side of a disk and that can assure quick response of accessing operation. When, at the time of access, a write or read operation is performed while returning to a second disk radial ...

12/01/05 - 20050265178 - Hybrid switching method of spindle motor of optical disc drive
A hybrid switching method of spindle motor of optical disc drive analyze a disc position status for write/read in said optical disc drive, according said optical disc drive speed to detect a switch mode, and determine said optical disc drive of write/read mode to got a switch point. ...

12/01/05 - 20050265177 - Fully automatic control method of spindle motor of optical disc drive
A fully automatic control method of a spindle motor of an optical disc drive detects a firmware value stored in the optical disc drive; sets a fully automatic control mode of the spindle motor of the optical disc drive; receives a signal of the spindle motor of the optical disc ...

11/17/05 - 20050254375 - Method of storing calibration data in a circuit board and an optical disc drive thereof
An optical disc drive for accessing an optical disc is provided. The optical disc drive includes an optical/mechanical assembly (OMA) and a memory having an in-built calibration data of the OMA, wherein the memory is disposed in the OMA. ...

11/17/05 - 20050254374 - Method for performing fast-forward function in audio stream
A fast-forward method uses a time-scaling algorithm to perform a fast forward function. It uses the range restriction and slope calculation of an inter-coefficient algorithm to perform audio compression and improve the sound quality. The present invention applies the time-scaling algorithm on the data unit of the audio data stream ...

11/10/05 - 20050249073 - Information processing device, disc unit, information processing method, information processing program and recording medium containing the program
At the time when an optical disc 10 is attached, a system controller 300 allows an optical pickup 220 to perform focus search and thereby recognizes the type of the optical disc 10 and, at the same time, rotates a spindle motor 212 at a constant linear velocity at the ...

10/06/05 - 20050219976 - Optical disc apparatus
The optical disc apparatus comprises a disc motor (114) operable to rotate an optical disc (1), a traverse (111) operable to move an optical beam spot which is irradiated on an optical beam on the optical disc (1) to the radius direction of the optical disc (1), a linear velocity ...

09/22/05 - 20050207296 - System and method for controlling write to minimize ati and squeeze effects
Values for baseline write current and/or kick amplitudes from the baseline are determined for each head for each disk sector it writes and stored in a table. The values are determined so as to achieve a desired overwrite level. During operation, the values are looked up and applied to the ...

09/15/05 - 20050201233 - Optical storage medium reading apparatus and method thereof
An optical storage medium reading apparatus and method thereof. A reading component is driven by a mechanical device, reading data from an optical storage medium. A control unit acquires a first error value after the mechanical device reads data from an inner to an outer region on the optical storage ...

07/14/05 - 20050152245 - Method for controlling a sled-home operation
A method for controlling a sled-home operation in an optical disc drive by driving a sled motor. The method includes two stages: a motor-starting stage and a sled-home-driving stage. In the motor-starting stage, the sled motor is driven at a first target speed. In the sled-home-driving stage, the target of ...

06/02/05 - 20050117477 - Motor control apparatus, disk apparatus and acceleration detection device
A motor controlling device includes an acceleration detector for detecting an acceleration of a motor; a motor driver for supplying a driving current to the motor; a heat quantity calculator for calculating a heat quantity generated in the motor at least based on an output from the acceleration detector; and ...



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